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Mon, 28 Apr 2025 13:24:12 -0700 (PDT) From: David Lechner Date: Mon, 28 Apr 2025 15:23:07 -0500 Subject: [PATCH v4 5/7] iio: adc: ad7380: use IIO_DECLARE_DMA_BUFFER_WITH_TS Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250428-iio-introduce-iio_declare_buffer_with_ts-v4-5-6f7f6126f1cb@baylibre.com> References: <20250428-iio-introduce-iio_declare_buffer_with_ts-v4-0-6f7f6126f1cb@baylibre.com> In-Reply-To: <20250428-iio-introduce-iio_declare_buffer_with_ts-v4-0-6f7f6126f1cb@baylibre.com> To: Jonathan Cameron , David Lechner , =?utf-8?q?Nuno_S=C3=A1?= , Andy Shevchenko , Lars-Peter Clausen , Michael Hennerich , Eugen Hristev , Nicolas Ferre , Alexandre Belloni , Claudiu Beznea Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1253; i=dlechner@baylibre.com; h=from:subject:message-id; bh=Vr9wDkA3SNoSLT9FCnDYkBa0JumGawTzg2ZkCcTYUYM=; b=owEBbQGS/pANAwAKAcLMIAH/AY/AAcsmYgBoD+PMWNKFP7ZhFMvFOuiJ7rcZBKKOsujRDG4Os CIHO4PxOY2JATMEAAEKAB0WIQTsGNmeYg6D1pzYaJjCzCAB/wGPwAUCaA/jzAAKCRDCzCAB/wGP wFmoB/9c4ABl1VBly/ge4NLl3iDZmPa8fsd5u8MhDN3q4RgHIjRoWV3Vn2ypZk5O/wO6jSI3Y5g 8Vi8Y9ASJ7k4FUo+us7y6o/9Nq27euWZ/uOWxbC1iJueH1HgWYcaUBhIrZSq2qMFW+HaB8V8OAM g5obAma5H3SKK4Zcx4YyG6xgvM/SzEO1SB1etFTw28vVc+Z8HCa64wdILIhF7rVS6JK+qQY6NgU wtEWuN5caQfN5xosKwIGyC8GTMrU0D9siB9mn2YUdGNWBFwj+3ecHDV6invWY8I6A1Q+DVvjzTE iV4NSAqtnYANrywdxzgMJkqvADUn8Re2UUV+CkV0yz1nT/hD X-Developer-Key: i=dlechner@baylibre.com; a=openpgp; fpr=8A73D82A6A1F509907F373881F8AF88C82F77C03 Use IIO_DECLARE_DMA_BUFFER_WITH_TS() to declare the buffer that gets used with iio_push_to_buffers_with_ts(). This makes the code a bit easier to read and understand. Signed-off-by: David Lechner --- As discussed in v1, this one stays u8 because it is used with both 16 and 32-bit word sizes. v3 changes: * Use IIO_DECLARE_DMA_BUFFER_WITH_TS() and drop __align() v2 changes: * None (but I messed up and there was supposed to be a change). --- drivers/iio/adc/ad7380.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/iio/adc/ad7380.c b/drivers/iio/adc/ad7380.c index f93e6c67766aa89b18c1a7dec02ae8912f65261c..ed5e43c8c84cfcc9c4ce1866659= a05787c1d6f5e 100644 --- a/drivers/iio/adc/ad7380.c +++ b/drivers/iio/adc/ad7380.c @@ -909,8 +909,7 @@ struct ad7380_state { * Make the buffer large enough for MAX_NUM_CHANNELS 32-bit samples and * one 64-bit aligned 64-bit timestamp. */ - u8 scan_data[ALIGN(MAX_NUM_CHANNELS * sizeof(u32), sizeof(s64)) - + sizeof(s64)] __aligned(IIO_DMA_MINALIGN); + IIO_DECLARE_DMA_BUFFER_WITH_TS(u8, scan_data, MAX_NUM_CHANNELS * sizeof(u= 32)); /* buffers for reading/writing registers */ u16 tx; u16 rx; --=20 2.43.0